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本文简单介绍沃尔什(Walsh)函数应用于多路集体增量调制数字电话中的基本原理,具体介绍一个多路集体增量调制数字电话终端设备中的定时电路与沃尔什函数产生电路的方案。
This article gives a brief introduction of the basic principle that Walsh function is applied to a multi-channel collective incremental modulation digital telephone, and specifically introduces the timing circuit and Walsh function generation circuit in a multi-channel collective incremental modulation digital telephone terminal equipment Program.